Compton,Bay,Iguanodon,empreinte,moulages,fossiles,fossiles,lits Wealden,géologie,paléontologie,sédimentaire,érosion,Ile de Wight,Angleterre,UK,125,million,
3600 x 5400 px | 30,5 x 45,7 cm | 12 x 18 inches | 300dpi
Date de la prise de vue:
septembre 2008
Informations supplémentaires:
Kingdom Animalia Phylum Chordata Class Sauropsida Superorder Dinosauria Order Ornithischia Suborder Cerapoda Infraorder Ornithopoda unranked Iguanodontia Genus Iguanodon Mantell 1825 Iguanodon pronounced gw n d n or gwæn d n meaning Iguana tooth is a genus of ornithopod dinosaur that lived roughly halfway between the first of the swift bipedal hypsilophodontids and the ornithopods culmination in the duck billed dinosaurs Many species of Iguanodon have been named dating from the Kimmeridgian age of the Late Jurassic Period to the Cenomanian age of the Late Cretaceous Period from Asia Europe and North America However research in the first decade of the 2000s suggests that there is only one well substantiated species I bernissartensis that lived from the Barremian to the early Aptian Early Cretaceous in Europe between about 130 and 120 million years ago Iguanodon s most distinctive features were its large thumb spikes which were possibly used for defence against predators Discovered in 1822 and described three years later by English geologist Gideon Mantell Iguanodon was the second dinosaur formally named after Megalosaurus Together with Megalosaurus and Hylaeosaurus it was one of the three genera originally used to define Dinosauria A large bulky herbivore Iguanodon is a member of Iguanodontia along with the duck billed hadrosaurs The taxonomy of this genus continues to be a topic of study as new species are named or long standing ones reassigned to other genera Scientific understanding of Iguanodon has evolved over time as new information has been obtained from the fossils The numerous specimens of this genus including nearly complete skeletons from two well known bonebeds have allowed researchers to make informed hypotheses regarding many aspects of the living animal including feeding movement and social behaviour As one of the first scientifically well known dinosaurs Iguanodon has occupied a small but
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